package com.example.romancalc.core;

/**
 * Main interface abstracting away the concrete implementation from the UI upper layer code
 * 
 * @author Luis Oscar Trigueiros
 */
public interface IRomanCalc {
	/**
	 * Adds to roman numbers
	 * 
	 * @param op1
	 * @param op2
	 * @return
	 */
	public String add(String op1, String op2);
}
